干旱灾害对农业技术效率的影响
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陈钦萍, 刘振滨, 杨建州
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The impact of drought disaster on agricultural technical efficiency： threshold effect based on irrigation level
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Qinping Chen, Zhengbin Liu, Jianzhou Yang
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表4 模型估计结果
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Table 4 Model estimation result
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| 变量名称 | 模型1 | 模型2 | 模型3 | 模型4 | 模型5 |
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| 人力资本 | 0.0487*** | 0.0468*** | 0.0470*** | 0.0452*** | 0.0468*** | | [0.0015] | [0.0015] | [0.0016] | [0.0016] | [0.0015] | | 对外开放 | 0.0476*** | 0.0418*** | 0.0523*** | 0.0463*** | 0.0465*** | | [0.0141] | [0.0138] | [0.0141] | [0.0139] | [0.0134] | | 农业市场稳定 | -0.0263 | -0.0221 | -0.0247 | -0.0207 | -0.0185 | | [0.0161] | [0.0158] | [0.0159] | [0.0157] | [0.0152] | | 政府支农 | 0.412*** | 0.394*** | 0.415*** | 0.397*** | 0.400*** | | [0.0577] | [0.0566] | [0.0572] | [0.0562] | [0.0545] | | 干旱灾害 | | -0.0438*** | | -0.0423*** | | | | [0.0105] | | [0.0104] | | | 灌溉水平 | | | 0.0362*** | 0.0331** | | | | | [0.0134] | [0.0132] | | 干旱灾害 （节水灌溉率≤38.88%） | | | | | -0.0861*** | | | | | [0.0127] | 干旱灾害 （节水灌溉率>38.88%） | | | | | -0.0031 | | | | | [0.0125] | | 常数项 | 0.395*** | 0.415*** | 0.393*** | 0.413*** | 0.409*** | | [0.0200] | [0.0202] | [0.0198] | [0.0200] | [0.0195] | | R2 | 0.8427 | 0.8493 | 0.8453 | 0.8514 | 0.8603 |
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